/* =========================
   矢印
========================= */

.modal-arrow-prev::before,
.modal-arrow-next::before {
  content: "";

  display: block;

  width: 20px;
  height: 20px;

  margin: auto;

  border-top: 2px solid #fff !important;
  border-right: 2px solid #fff !important;
  border-bottom: none !important;
  border-left: none !important;

  background: transparent;

  box-sizing: border-box;
}


/* 左矢印 */

.modal-arrow-prev::before {
  transform: rotate(-135deg);
}


/* 右矢印 */

.modal-arrow-next::before {
  transform: rotate(45deg);
}


/* =========================
   最初・最後
========================= */

.modal-arrow-prev.is-disabled,
.modal-arrow-next.is-disabled {
  opacity: 0.2;
  pointer-events: none;
}


/* =========================
   スマホ
========================= */

@media screen and (max-width: 767px) {

  .modal-arrow-prev,
  .modal-arrow-next {
    width: 45px;
    height: 45px;
  }

  .modal-arrow-prev {
    left: 5px;
  }

  .modal-arrow-next {
    right: 5px;
  }

  .modal-arrow-prev::before,
  .modal-arrow-next::before {
    width: 15px;
    height: 15px;
  }

}